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Diffstat (limited to 'fs/binfmt_elf_fdpic.c')
-rw-r--r--fs/binfmt_elf_fdpic.c43
1 files changed, 20 insertions, 23 deletions
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
index 3d77cf81ba3c..c166f325a183 100644
--- a/fs/binfmt_elf_fdpic.c
+++ b/fs/binfmt_elf_fdpic.c
@@ -39,7 +39,6 @@
#include <asm/uaccess.h>
#include <asm/param.h>
#include <asm/pgalloc.h>
-#include <asm/exec.h>
typedef char *elf_caddr_t;
@@ -57,7 +56,7 @@ typedef char *elf_caddr_t;
MODULE_LICENSE("GPL");
-static int load_elf_fdpic_binary(struct linux_binprm *, struct pt_regs *);
+static int load_elf_fdpic_binary(struct linux_binprm *);
static int elf_fdpic_fetch_phdrs(struct elf_fdpic_params *, struct file *);
static int elf_fdpic_map_file(struct elf_fdpic_params *, struct file *,
struct mm_struct *, const char *);
@@ -165,10 +164,10 @@ static int elf_fdpic_fetch_phdrs(struct elf_fdpic_params *params,
/*
* load an fdpic binary into various bits of memory
*/
-static int load_elf_fdpic_binary(struct linux_binprm *bprm,
- struct pt_regs *regs)
+static int load_elf_fdpic_binary(struct linux_binprm *bprm)
{
struct elf_fdpic_params exec_params, interp_params;
+ struct pt_regs *regs = current_pt_regs();
struct elf_phdr *phdr;
unsigned long stack_size, entryaddr;
#ifdef ELF_FDPIC_PLAT_INIT
@@ -484,7 +483,6 @@ static int create_elf_fdpic_tables(struct linux_binprm *bprm,
size_t platform_len = 0, len;
char *k_platform, *k_base_platform;
char __user *u_platform, *u_base_platform, *p;
- long hwcap;
int loop;
int nr; /* reset for each csp adjustment */
@@ -503,8 +501,6 @@ static int create_elf_fdpic_tables(struct linux_binprm *bprm,
return -EFAULT;
#endif
- hwcap = ELF_HWCAP;
-
/*
* If this architecture has a platform capability string, copy it
* to userspace. In some cases (Sparc), this info is impossible
@@ -618,7 +614,10 @@ static int create_elf_fdpic_tables(struct linux_binprm *bprm,
nr = 0;
csp -= DLINFO_ITEMS * 2 * sizeof(unsigned long);
- NEW_AUX_ENT(AT_HWCAP, hwcap);
+ NEW_AUX_ENT(AT_HWCAP, ELF_HWCAP);
+#ifdef ELF_HWCAP2
+ NEW_AUX_ENT(AT_HWCAP2, ELF_HWCAP2);
+#endif
NEW_AUX_ENT(AT_PAGESZ, PAGE_SIZE);
NEW_AUX_ENT(AT_CLKTCK, CLOCKS_PER_SEC);
NEW_AUX_ENT(AT_PHDR, exec_params->ph_addr);
@@ -910,7 +909,7 @@ static int elf_fdpic_map_file(struct elf_fdpic_params *params,
dynamic_error:
printk("ELF FDPIC %s with invalid DYNAMIC section (inode=%lu)\n",
- what, file->f_path.dentry->d_inode->i_ino);
+ what, file_inode(file)->i_ino);
return -ELIBBAD;
}
@@ -927,7 +926,6 @@ static int elf_fdpic_map_file_constdisp_on_uclinux(
struct elf32_fdpic_loadseg *seg;
struct elf32_phdr *phdr;
unsigned long load_addr, base = ULONG_MAX, top = 0, maddr = 0, mflags;
- loff_t fpos;
int loop, ret;
load_addr = params->load_addr;
@@ -965,14 +963,12 @@ static int elf_fdpic_map_file_constdisp_on_uclinux(
if (params->phdrs[loop].p_type != PT_LOAD)
continue;
- fpos = phdr->p_offset;
-
seg->addr = maddr + (phdr->p_vaddr - base);
seg->p_vaddr = phdr->p_vaddr;
seg->p_memsz = phdr->p_memsz;
- ret = file->f_op->read(file, (void *) seg->addr,
- phdr->p_filesz, &fpos);
+ ret = read_code(file, seg->addr, phdr->p_offset,
+ phdr->p_filesz);
if (ret < 0)
return ret;
@@ -1205,7 +1201,7 @@ static int maydump(struct vm_area_struct *vma, unsigned long mm_flags)
int dump_ok;
/* Do not dump I/O mapped devices or special mappings */
- if (vma->vm_flags & (VM_IO | VM_RESERVED)) {
+ if (vma->vm_flags & VM_IO) {
kdcore("%08lx: %08lx: no (IO)", vma->vm_start, vma->vm_flags);
return 0;
}
@@ -1220,7 +1216,7 @@ static int maydump(struct vm_area_struct *vma, unsigned long mm_flags)
/* By default, dump shared memory if mapped from an anonymous file. */
if (vma->vm_flags & VM_SHARED) {
- if (vma->vm_file->f_path.dentry->d_inode->i_nlink == 0) {
+ if (file_inode(vma->vm_file)->i_nlink == 0) {
dump_ok = test_bit(MMF_DUMP_ANON_SHARED, &mm_flags);
kdcore("%08lx: %08lx: %s (share)", vma->vm_start,
vma->vm_flags, dump_ok ? "yes" : "no");
@@ -1376,8 +1372,11 @@ static void fill_prstatus(struct elf_prstatus *prstatus,
cputime_to_timeval(cputime.utime, &prstatus->pr_utime);
cputime_to_timeval(cputime.stime, &prstatus->pr_stime);
} else {
- cputime_to_timeval(p->utime, &prstatus->pr_utime);
- cputime_to_timeval(p->stime, &prstatus->pr_stime);
+ cputime_t utime, stime;
+
+ task_cputime(p, &utime, &stime);
+ cputime_to_timeval(utime, &prstatus->pr_utime);
+ cputime_to_timeval(stime, &prstatus->pr_stime);
}
cputime_to_timeval(p->signal->cutime, &prstatus->pr_cutime);
cputime_to_timeval(p->signal->cstime, &prstatus->pr_cstime);
@@ -1642,7 +1641,7 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
goto cleanup;
#endif
- if (cprm->signr) {
+ if (cprm->siginfo->si_signo) {
struct core_thread *ct;
struct elf_thread_status *tmp;
@@ -1661,13 +1660,13 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
int sz;
tmp = list_entry(t, struct elf_thread_status, list);
- sz = elf_dump_thread_status(cprm->signr, tmp);
+ sz = elf_dump_thread_status(cprm->siginfo->si_signo, tmp);
thread_status_size += sz;
}
}
/* now collect the dump for the current */
- fill_prstatus(prstatus, current, cprm->signr);
+ fill_prstatus(prstatus, current, cprm->siginfo->si_signo);
elf_core_copy_regs(&prstatus->pr_reg, cprm->regs);
segs = current->mm->map_count;
@@ -1685,8 +1684,6 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
fill_elf_fdpic_header(elf, e_phnum);
has_dumped = 1;
- current->flags |= PF_DUMPCORE;
-
/*
* Set up the notes in similar form to SVR4 core dumps made
* with info from their /proc.
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-17 13:54:46 +0000